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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 474 · 40 questions
TalentJR

How to work it out (Back to 100%): Write what you know: p% is a. The whole (100%) = a × 100 ÷ p. Check: p% of your answer must give a back.

NameDateTime takenScore ___ / 40
  1. 1.Kabir spent ₹7, which is 5% of the pocket money. How much pocket money did Kabir have, in rupees?
  2. 2.164 is 80% of ?
  3. 3.5% of a number is 9. What is the number?
  4. 4.26 is 20% of ?
  5. 5.Sara spent ₹122, which is 40% of the pocket money. How much pocket money did Sara have, in rupees?
  6. 6.Dev spent ₹51, which is 15% of the pocket money. How much pocket money did Dev have, in rupees?
  7. 7.Rohan spent ₹48, which is 12% of the pocket money. How much pocket money did Rohan have, in rupees?
  8. 8.Kabir spent ₹198, which is 75% of the pocket money. How much pocket money did Kabir have, in rupees?
  9. 9.75% of a number is 33. What is the number?
  10. 10.225 is 60% of ?
  11. 11.268 is 80% of ?
  12. 12.79 is 20% of ?
  13. 13.Ishaan spent ₹38, which is 40% of the pocket money. How much pocket money did Ishaan have, in rupees?
  14. 14.10% of a number is 29. What is the number?
  15. 15.40% of a number is 40. What is the number?
  16. 16.Meera spent ₹63, which is 20% of the pocket money. How much pocket money did Meera have, in rupees?
  17. 17.10% of a number is 3. What is the number?
  18. 18.180 is 60% of ?
  19. 19.33 is 15% of ?
  20. 20.5% of a number is 2. What is the number?
  21. 21.15% of a number is 24. What is the number?
  22. 22.25% of a number is 14. What is the number?
  23. 23.Rohan spent ₹16, which is 40% of the pocket money. How much pocket money did Rohan have, in rupees?
  24. 24.Arjun spent ₹26, which is 20% of the pocket money. How much pocket money did Arjun have, in rupees?
  25. 25.15% of a number is 12. What is the number?
  26. 26.56 is 25% of ?
  27. 27.30% of a number is 102. What is the number?
  28. 28.2 is 5% of ?
  29. 29.Diya spent ₹63, which is 30% of the pocket money. How much pocket money did Diya have, in rupees?
  30. 30.62 is 40% of ?
  31. 31.84 is 40% of ?
  32. 32.Aarav spent ₹42, which is 15% of the pocket money. How much pocket money did Aarav have, in rupees?
  33. 33.Riya spent ₹8, which is 5% of the pocket money. How much pocket money did Riya have, in rupees?
  34. 34.6 is 12% of ?
  35. 35.75% of a number is 147. What is the number?
  36. 36.Diya spent ₹152, which is 80% of the pocket money. How much pocket money did Diya have, in rupees?
  37. 37.25 is 50% of ?
  38. 38.Isha spent ₹26, which is 40% of the pocket money. How much pocket money did Isha have, in rupees?
  39. 39.48 is 12% of ?
  40. 40.Dev spent ₹64, which is 20% of the pocket money. How much pocket money did Dev have, in rupees?

Answer key

  1. 140
  2. 205
  3. 180
  4. 130
  5. 305
  6. 340
  7. 400
  8. 264
  9. 44
  10. 375
  11. 335
  12. 395
  13. 95
  14. 290
  15. 100
  16. 315
  17. 30
  18. 300
  19. 220
  20. 40
  21. 160
  22. 56
  23. 40
  24. 130
  25. 80
  26. 224
  27. 340
  28. 40
  29. 210
  30. 155
  31. 210
  32. 280
  33. 160
  34. 50
  35. 196
  36. 190
  37. 50
  38. 65
  39. 400
  40. 320

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